Seal



FIG. 1 is a perspective view of a first seal showing our new invention;

FIG. 2 is a front view thereof;

FIG. 3 is a left side view, with the illustrated portion of the seal being symmetrical about a central axis;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a sectional view thereof taken along line 6-6 of FIG. 4; and,

FIG. 7 is a partial detail view thereof taken along line 7-7 of FIG. 2.

The broken lines shown in FIG. 7 illustrate the borders of the partial view and form no part of the claim. 

CLAIM The ornamental design for a seal, as shown and described. 